- “Putin’s Invisible Shield Over Kaliningrad” | Rare Russian GPS Jamming System “Tobol” Spooks NATO CRUX
- Putin’s secret electronic weapon playing havoc with airliners’ GPS The Telegraph
- Russia likely upping jamming on NATO countries to test them: general Business Insider
- Putin’s threat to civilian airlines: Top secret Russian electronic weapon ‘based in Kaliningrad’ is jamming GP Daily Mail
- Putin using secret tech to cause ‘GPS systems to malfunction’ GB News